Last updated: August 21, 2025
October in Nanjing, China presents a delightful blend of warmth and mildness, with maximum temperatures reaching a sweltering 36°C (96°F) while the average hovers around a comfortable 21°C (70°F). Evenings can cool down significantly, dipping to a minimum of 11°C (52°F), making it a perfect time for layering. Expect mild weather with about 50 mm (2.0 in) of precipitation spread across approximately six days, ensuring the city’s lush greenery thrives. With a humidity level of 56%, the atmosphere remains pleasantly crisp, inviting both locals and visitors to explore the vibrant autumn landscapes.
As October arrives in Nanjing, the city experiences a delightful shift in temperatures, marking the transition from the hot summer months to a cooler, more comfortable climate. With minimums around 11°C (52°F) and an average temperature of 21°C (70°F), the weather is pleasantly mild, perfect for exploring the city's rich history and vibrant autumn foliage. The warmth peaks at a maximum of 36°C (96°F), still reminiscent of summer, yet the air carries a refreshing crispness, hinting at the cooler months to come. This time of year offers residents and visitors alike a harmonious blend of warmth and refreshing breezes, making October one of the most enjoyable months in Nanjing's annual cycle.
In October, Nanjing experiences a notable decline in precipitation, receiving only 50 mm (2.0 in) of rainfall over 6 days. This marks a significant drop from the wetter months preceding it, particularly from June to September, which were characterized by heavier rains and higher precipitation days. As the city transitions away from the monsoon season, October's milder rain patterns hint at the onset of drier weather in the approaching months. This shift not only highlights a gradual reduction in moisture but also sets the stage for a vibrant autumn season, where clearer skies and cooler temperatures become more prevalent.
In Nanjing, China, October offers a refreshing contrast to the sultry summer months, with humidity dipping to 56%. This marks a notable decrease from the peak levels experienced in July and August, where humidity soared to 89% and 88% respectively. As the seasons transition, October's lower humidity not only enhances overall comfort but also sets the stage for a more pleasant autumn experience. This trend of decreasing humidity continues into September's 62%, illustrating the shift away from the oppressive summer heat. Following October, humidity levels rise again in November, reaching 63%, but the respite in October provides a welcome invitation to enjoy the cooler, crisper air.
As October unfolds in Nanjing, China, the UV Index stands at 10, categorized as very high, which means you'll want to take precautions if you're spending time outdoors; a burn time of just 15 minutes should be on your radar. Following a summer of extreme levels, October marks a slight decline in UV intensity, yet it remains essential to protect your skin as the weather transitions. This month's UV Index is a reminder that while the heat may be waning, the sun's strength can still pose a risk. For a detailed look at UV trends throughout the year, check out Nanjing UV Index.
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October in Nanjing, China, offers a delightful transition into cooler days, with an average of 257 hours of sunshine. This marks a slight decline from the sunniest summer months of July and August, which bask in over 300 hours each, showcasing the city’s vibrant warmth during peak summer. As the seasons shift, October still benefits from fairly abundant sunlight, standing robustly compared to the earlier spring months like January and March, which linger below the 210-hour mark. The trend illustrates that while sunshine is less than in summer, October retains its charm with an inviting amount of daylight, enveloping the city in a beautiful autumn glow before November ushers in shorter days with 232 hours of sunshine.
In Nanjing, China, the likelihood of sunny weather in October stands at 33%, presenting a modest chance for sunshine as the city transitions into autumn. This figure reflects a slight improvement compared to the summer months, particularly June and August, which recorded lower probabilities of sun. As we look back through the year's data, a notable trend emerges: while January enjoys the highest chance at 68%, the sunny days tend to diminish significantly in spring and summer, only to gradually recover by autumn. Thus, October offers a balance of cooler temperatures and the potential for bright, clear skies, making it a delightful time for outdoor activities.
In Nanjing, China, the transition into October marks a gradual decline in daylight hours, with the city experiencing about 11 hours of sunlight. This shift is part of a well-defined seasonal pattern, beginning with the longer days of May through July, when residents enjoy a peak of 13 hours of daylight. As summer wanes, daylight hours steadily decrease, dipping to 12 hours in August and September before heading into the softer light of autumn. The progression continues into the colder months, with November and December settling back at 10 hours of daylight. This rhythmic ebb and flow of sunlight not only shapes daily life but also contributes to the vibrant seasonal activities, pushing Nanjing’s residents to savor the increasingly fleeting daylight as the year draws to a close.
As October arrives in Nanjing, the transition to autumn is palpable, notably marked by a notable increase in wind speed to an average of 2.9 m/s (6 mph). This uptick from the gentle breezes of summer, highlighted by September’s lull at just 1.5 m/s (3 mph), signifies a shift towards a more invigorating atmosphere. Throughout the earlier months of the year, wind speeds have remained moderate, with only slight variations, but October brings a refreshing breath of air that invigorates the city. This change not only enhances the seasonal charm but also invites locals and visitors alike to embrace outdoor activities amidst the crisp fall foliage, setting the stage for the month ahead.
Weather in Nanjing varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Nanjing, focusing on differences in temperature, rainfall, humidity, and UV levels.
In October, the weather features a warm range with minimum temperatures around 11°C (52°F) and highs reaching up to 36°C (96°F), averaging 21°C (70°F). With 50 mm of precipitation over about six days, humidity stays at a comfortable 56%. In contrast, January experiences a significant drop in temperatures, with minimums plunging to -2°C (29°F) and maxima of 26°C (78°F), resulting in an average of just 10°C (50°F). Precipitation is slightly lower at 43 mm over six days, but humidity is higher at 63%. For more detailed information, visit Nanjing weather in January.
October and February present contrasting weather patterns. In October, temperatures range from a mild 11°C (52°F) at night to a warm 36°C (96°F) during the day, with an average of around 21°C (70°F). This month experiences relatively low precipitation, averaging 50 mm (2.0 in) over six days, accompanied by a humidity level of 56%. In contrast, February sees much cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 28°C (82°F), averaging 11°C (52°F). It also brings more precipitation, totaling 82 mm (3.2 in) across nine days, and a higher humidity level at 66%. For more details on February weather, you can visit Nanjing weather in February.
October and March present contrasting weather patterns. In October, temperatures range from a minimum of 11°C (52°F) to a maximum of 36°C (96°F), with an average of 21°C (70°F). The month experiences moderate precipitation, totaling around 50 mm (2.0 in) over approximately 6 days, while humidity is relatively lower at 56%. In contrast, March sees cooler temperatures, with a minimum of 4°C (40°F) and an average of 16°C (61°F), peaking at 30°C (87°F). This month is significantly wetter, receiving 162 mm (6.4 in) of rain over 17 days, and the humidity is higher at 77%. For more detailed information about the weather in March, you can visit Nanjing weather in March.
October and April present distinct weather patterns, making each month unique in its climate profile. In October, temperatures range from a minimum of 11°C (52°F) to a maximum of 36°C (96°F), with an average of 21°C (70°F). The month experiences moderate humidity at 56% and only 50 mm (2.0 in) of precipitation over approximately 6 days. In contrast, April is cooler with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 31°C (88°F), averaging 19°C (67°F). However, it is notably wetter, accumulating 168 mm (6.6 in) of rainfall across 17 days and exhibiting higher humidity levels at 73%. For more information on April weather, visit Nanjing weather in April.
October and May present contrasting weather patterns. October typically enjoys a more balanced range of temperatures, with minimums around 11°C (52°F) and maximums reaching up to 36°C (96°F), resulting in a pleasant average of 21°C (70°F). The month experiences relatively low precipitation at 50 mm (2.0 in) over just 6 days, accompanied by a humidity level of 56%. In contrast, May sees warmer conditions, with average temperatures peaking at 24°C (75°F) and a maximum of 34°C (94°F). However, it is also characterized by significantly higher precipitation, totaling 171 mm (6.7 in) across 19 days, and elevated humidity levels of 85%. For a more detailed look at what to expect during this month, check out Nanjing weather in May.
When comparing the weather in October and June, notable differences emerge between these two months. October typically features a more moderate climate with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 36°C (96°F), averaging around 21°C (70°F). In contrast, June is warmer, with minimum temperatures at 18°C (64°F) and an average of 26°C (79°F), peaking at 34°C (94°F). Additionally, October experiences less precipitation, averaging 50 mm (2.0 in) over just six days, while June sees significantly more rainfall, totaling 258 mm (10.1 in) across 21 days, resulting in higher humidity levels at 83%. For those looking to understand the specifics of June weather, Nanjing weather in June provides further details.
In comparing the weather of October and July, notable differences emerge. October sees a broader temperature range with a minimum of 11°C (52°F), an average of 21°C (70°F), and a maximum reaching 36°C (96°F). In contrast, July is significantly warmer, with minimum temperatures starting at 21°C (70°F) and averaging around 28°C (83°F), peaking at 39°C (103°F). Rainfall also varies, as October experiences 50 mm (2.0 in) of precipitation over 6 days, while July faces higher precipitation at 98 mm (3.9 in) spread over 16 days. Additionally, July has a much higher humidity level at 89%, compared to October's 56%. For further details, you can check out Nanjing weather in July.
Comparing the weather between October and August reveals some notable differences. In October, temperatures range from a minimum of 11°C (52°F) to a maximum of 36°C (96°F), with an average of 21°C (70°F). The month experiences about 50 mm (2.0 in) of precipitation over approximately 6 days, with humidity levels around 56%. In contrast, August is significantly warmer, with temperatures ranging from a minimum of 22°C (71°F) to a maximum of 37°C (100°F), and an average of 28°C (82°F). Precipitation in August is much higher at 152 mm (6.0 in) spread over 20 days, along with a much higher humidity of 88%. For more detailed information, check out Nanjing weather in August.
In comparing the weather of October and September, it is evident that October experiences cooler temperatures with an average of 21°C (70°F), compared to September's warmer average of 26°C (79°F). September also has higher maximum temperatures, peaking at 38°C (100°F), while October's highs reach only 36°C (96°F). Additionally, October is notably drier, with only 50 mm (2.0 in) of precipitation over 6 days, contrasted with September's 108 mm (4.3 in) distributed over 15 days of rain. Humidity levels remain relatively high in both months, but October's average humidity of 56% is slightly lower than September's 62%. For more detailed information on September's weather, you can visit Nanjing weather in September.
October typically showcases warmer temperatures, with averages reaching up to 21°C (70°F) and maximums soaring to 36°C (96°F), while November brings a noticeable drop in warmth, averaging around 16°C (62°F) and peaking at 30°C (87°F). While October experiences about 50 mm (2.0 in) of rain over approximately 6 days, November sees slightly less precipitation at 45 mm (1.8 in) but over more days, totaling around 8. Additionally, humidity levels rise slightly from 56% in October to 63% in November, making the latter month feel a bit more damp. For more detailed insights into temperature and conditions, you can check Nanjing weather in November.
In October, the weather is significantly warmer, with average temperatures around 21°C (70°F) and maximums reaching up to 36°C (96°F), while the minimum temperature is a comfortable 11°C (52°F). The month experiences around 50 mm (2.0 in) of precipitation spread over approximately 6 days, accompanied by a moderate humidity level of 56%. In contrast, December sees much cooler temperatures, with average lows dropping to 0°C (32°F) and maximums reaching only 26°C (79°F). This month experiences less rainfall at 31 mm (1.2 in) over about 5 days, but the humidity increases to 70%, creating a distinctly different climate. For more detailed information, you can check Nanjing weather in December.
As October settles in, Nanjing experiences a noticeable shift from the sweltering heat of summer to more moderate and comfortable temperatures. This month offers a perfect blend of warmth and coolness, with daytime highs allowing for pleasant outings while cooler nights invite cozy gatherings. Precipitation is moderate, with a few rainy days adding a refreshing touch to the city's vibrant autumn colors. Compared to the oppressive humidity of previous months, October brings a welcome drop, making it an ideal time to explore Nanjing's rich culture and history. For those interested in the specifics of weather trends, additional insights can be found at Nanjing Climate.